DL 5445 then DL 1845 at JFK
Charleston (South Carolina) → New York → Santiago (Dominican Republic)
Timetable, New York time
09:01DL 5445 from Charleston (South Carolina) at the gate
08:23DL 1845 to Santiago (Dominican Republic) leaves the gate
23 h 22 apart on the timetable, overnight
DL 1845 leaves 23 h 22 after DL 5445 arrives on the timetable: more than half a day, so not a connection we count.